<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="vue.js"></script>
 
</head>
<body>
  <div id="app">
    
    <ul>
      <li v-for="fruit in arr">
        {{ fruit }}
      </li>
    </ul>
    <hr>
    <ul>
      <li v-for="(fruit,i) in arr">
       {{i}} => {{ fruit }}
      </li>
    </ul>
  </div>
  <script>
    let vm = new Vue({
      el:"#app",
      data:{
        arr:["apple","bananer","pear","tomato"]
      }
     
    })
  </script>
</body>
</html>